[  831.123221][T22540] bond0: (slave eth0): making interface the new active one
[  831.123706][T22540] bond0: (slave eth0): Enslaving as an active interface with an up link
[  831.171740][T22541] 8021q: adding VLAN 0 to HW filter on device bond0
[  835.390119][T22544] bond0: (slave eth0): Releasing backup interface
[  835.540563][T22547] bond0: (slave eth0): Enslaving as an active interface with an up link
[  835.581397][T22548] 8021q: adding VLAN 0 to HW filter on device bond0
[  839.750366][   T73] bond0: (slave eth0): Releasing backup interface
[  839.791972][   T73] bond0 (unregistering): Released all slaves